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泥饼刷
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泥饼刷
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套管程序
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mud scratcher
泥饼刷
由钢丝和环状本体组成,安装在套管外壁,下套管时,用来刮削井壁泥饼,从而提高水泥环胶结质量的固井工具。
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fairy ring
Fairy Tale
fairy tale film
fairy-tale film
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Fairy Zhuowa Sangmu
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Faisal Dynasty
faithful
faithful anti-representation
faithful endomorphism
faithful estimation
faithful functor
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faithfully flat
faithfully flat module
faithfully flat morphism
faithfully flat ring
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faithfulness, expressiveness and elegance
faithful positive linear functional
Faithful Record of Manchu
faithful * representation
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